His work got higher marks from the DC crowd than “SNL” professional Cecily Strong’s.

Litt told us at the Vanity Fair-Bloomberg party afterwards he started working on the routine a month in advance.

Obama gives handwritten notes, often adding in his own material.

The president scored big this year on hot topics, including Hillary Clinton (“she was making millions . . . now she’s living out of a van in Iowa”), and Litt said no topic is out of bounds. He gave due credit to his team, including Jon Favreau and Jon Lovett, but joked of the speech, “If it’s bad, I’m the one who gets fired.”